Update git submodules

* Update docs/submodules/releng from branch 'master'
  to e418f52210a089471c6407f179776c0d2e10bc51
  - Fix dep image logic

    Change-Id: Ia6e2c4031d6250b72d286a49ec00a3915e897d16
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/releng b/docs/submodules/releng
index 356638c..e418f52 160000 (submodule)
--- a/docs/submodules/releng
+++ b/docs/submodules/releng
@@ -1 +1 @@
-Subproject commit 356638cd41c6c8dfb94002b45a59164e0c93cb24
+Subproject commit e418f52210a089471c6407f179776c0d2e10bc51